Blood Physio Flashcards
1
Q
- Phagocytosis is a process ehere some leukocytes (such as as neutrophils) can _______.
a. Engulf and kill bacteria
b. Enter and exit the blood stream in order to go to the infected site
c. Kill bacteria by releasing a host of chemicals that act as toxins to the bacteria
d. All of these
A
Engulf and kill bacteria
2
Q
- Leukocyte involved in parasitic infections?
a. Basophils
b. Eosinophils
c. Monocytes
d. B cell
e. T cell
A
Eosinophils
3
Q
- Monocytes
a. Are the smallest white blood cells
b. Increase in number during chronic infections
c. Give rise to neutrophils
d. Produce antibodies
e. None of these
A
Increase in number during chronic infections
4
Q
- Smallest cellular component of blood
a. Platelet
b. Neutrophil
c. Lymphocytes
d. RBC
e. None of these
A
PLatelet
5
Q
- Responsible for cellular mediated immunity:
a. Neutrophils d. Monocyte
b. T cells e. Lymphoblast
c. B cells
A
T cells
6
Q
- Which of the following describes an artificial active type of immunity?
a. Transfer of antibodies from donor to recipient
b. Exposure to measles from a patient during hospital stay
c. Acquired chicken pox from a family member
d. Rhogam injection for Rh-negative mothers
e. Hepatitis A booster shots taken two months after medical check-up
A
Hepatitis A booster shots taken two months after medical check-up
7
Q
- This immunoglobulin is responsible for type 1 hypersensitivity reaction
a. IgM d. IgD
b. IgE e. IgA
c. IgG
A
IgE
8
Q
- These events can be observed in the presence of inflammation, except?
a. Release of chemotactic substance by damaged tissues
b. Movement of neutrophils by squeezing into the capillaries also known as margination
c. Increase in leukocyte production in the bone marrow in approximately 3-4 days
d. All are true
e. Macrophages engulf large roughened bacteria or dead cells
A
Movement of neutrophils by squeezing into the capillaries also known as margination
diapedesis
9
Q
- The main cellular target of the HIV virus that causes AIDS is:
a. Cytotoxic T cells
d. Helper T cells
b. Suppressor T cells
e. B cells
c. Macrophages
A
Helper T cells
10
Q
- The most numerous type of white blood cell, whose primary function is phagocytosis, is
a. Eosinophils
b. Basophils
c. Neutrophils
d. Monocytes
e. Lymphocytes
A
Neutrophils
11
Q
- Systemic Lupus Erythematosus is an autoimmune disease of unknown cause is what type of hypersensitivity reaction?
a. Delayed hypersensitivity
b. Anaphylactic
c. Cytotoxic
d. Immune
e. Viral
A
Immune
12
Q
- There are five major leukocytes. Which of the following is the rarest of the five when a person is not sick?
a. Basophils
b. Eosinophils
c. Monocytes
d. Neutrophils
e. None of these
A
Basophils
13
Q
- You were observing a blood typing procedure in which a blood sample was taken from a volunteer who wishes to donate blood in a local medical facility. The blood was tested positive for an “anti-B” antibody. This could mean that:
a. The volunteer is a universal donor
b. The volunteer is a universal recipient
c. Impossible to determine
d. The volunteer has blood type A
e. The volunteer has blood type B
A
The volunteer has blood type A
14
Q
- Which of the following leukocytes have the ability to produce antibodies?
a. Monocytes
b. Neutrophils
c. B lymphocytes
d. T lymphocytes
e. NOTA
A
B lymphocytes
15
Q
- During the process of erythropoiesis, all of the following are ejected from the developing erythrocyte, EXCEPT:
a. Nucleus
b. None of these
c. Hemoglobin
d. Organelles
e. All of these
A
Hemoglobin
16
Q
- During hematopoiesis a specific stem cell will differentiate into other stem cells resulting in all the different cellular components of blood. Which of the following is the name of this original stem cell?
a. Erythroblast
b. Normoblast
c. Hemocytoblast
d. Leukocytoblast
e. Megakaryotes
A
Hemocytoblast
17
Q
- The major element of whole blood is __________.
a. Plasma
b. Platelets
c. Leukocytes
d. RBC
e. Formed elements
A
Plasma
18
Q
- The following are functions of the blood. Which is not included?
a. Balances blood pH
b. Levels osmotic pressure
c. Delivery of nutrients
d. Formed elements particularly the WBC helps in the immunity
e. All of the following are correct
A
All of the following are correct
19
Q
- Coagulopathies interfere with the normal mechanism of the blood and affect the normal blood clotting factor that can result in the following, EXCEPT:
i. Excesses do not contribute to tissue infarction
ii. Deficits can contribute to bleeding abnormalities
and clot formation
iii. Excesses can contribute to thromboemboli
iv. Excesses do not contribute to obstruction of blood flow to vital organs
v. Deficits and excesses are pathologic and interfere with oxygen transport
a. I, II and III
b. II and IV
c. I, III, V
d. Only I
e. I, II and IV
A
e. I, II and IV